[INFO] fetching crate genrc 0.3.0...
[INFO] testing genrc-0.3.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate genrc 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate genrc 0.3.0
[INFO] finished tweaking crates.io crate genrc 0.3.0
[INFO] tweaked toml for crates.io crate genrc 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate genrc 0.3.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2aaa0bcfcd09032577aecb70834d6f6f182d00a1cf0337e3a8b0da8affd6a1c2
[INFO] running `Command { std: "docker" "start" "-a" "2aaa0bcfcd09032577aecb70834d6f6f182d00a1cf0337e3a8b0da8affd6a1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aaa0bcfcd09032577aecb70834d6f6f182d00a1cf0337e3a8b0da8affd6a1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aaa0bcfcd09032577aecb70834d6f6f182d00a1cf0337e3a8b0da8affd6a1c2", kill_on_drop: false }`
[INFO] [stdout] 2aaa0bcfcd09032577aecb70834d6f6f182d00a1cf0337e3a8b0da8affd6a1c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 584ffecae8c5c032d2235dd539ea34be813f49df2e8201c489b5d7fd53812820
[INFO] running `Command { std: "docker" "start" "-a" "584ffecae8c5c032d2235dd539ea34be813f49df2e8201c489b5d7fd53812820", kill_on_drop: false }`
[INFO] [stderr]    Compiling genrc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/genrc.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         this.ptr == other.ptr
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::addr_eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "584ffecae8c5c032d2235dd539ea34be813f49df2e8201c489b5d7fd53812820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "584ffecae8c5c032d2235dd539ea34be813f49df2e8201c489b5d7fd53812820", kill_on_drop: false }`
[INFO] [stdout] 584ffecae8c5c032d2235dd539ea34be813f49df2e8201c489b5d7fd53812820
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7c2f9df015451e73dfec21d08be51cd35e46b9fcb1bda33a987ce27acb106143
[INFO] running `Command { std: "docker" "start" "-a" "7c2f9df015451e73dfec21d08be51cd35e46b9fcb1bda33a987ce27acb106143", kill_on_drop: false }`
[INFO] [stderr]    Compiling bumpalo v3.20.2
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/genrc.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         this.ptr == other.ptr
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::addr_eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling genrc v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/arc.rs:185:23
[INFO] [stdout]     |
[INFO] [stdout] 185 |         struct Cyclic(Weak<Cyclic>);
[INFO] [stdout]     |                ------ ^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/rc.rs:173:23
[INFO] [stdout]     |
[INFO] [stdout] 173 |         struct Cyclic(Weak<Cyclic>);
[INFO] [stdout]     |                ------ ^^^^^^^^^^^^
[INFO] [stdout]     |                |
[INFO] [stdout]     |                field in this struct
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider removing this field
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stdout]    --> src/genrc.rs:325:9
[INFO] [stdout]     |
[INFO] [stdout] 325 |         this.ptr == other.ptr
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stdout] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::addr_eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stdout]     |
[INFO] [stdout] 325 -         this.ptr == other.ptr
[INFO] [stdout] 325 +         std::ptr::eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.60s
[INFO] running `Command { std: "docker" "inspect" "7c2f9df015451e73dfec21d08be51cd35e46b9fcb1bda33a987ce27acb106143", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c2f9df015451e73dfec21d08be51cd35e46b9fcb1bda33a987ce27acb106143", kill_on_drop: false }`
[INFO] [stdout] 7c2f9df015451e73dfec21d08be51cd35e46b9fcb1bda33a987ce27acb106143
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 82555edfe77918382a2de66563a8e2c33d68005e2e08bcd87f0ea0db20b07b21
[INFO] running `Command { std: "docker" "start" "-a" "82555edfe77918382a2de66563a8e2c33d68005e2e08bcd87f0ea0db20b07b21", kill_on_drop: false }`
[INFO] [stderr] warning: ambiguous wide pointer comparison, the comparison includes metadata which may not be expected
[INFO] [stderr]    --> src/genrc.rs:325:9
[INFO] [stderr]     |
[INFO] [stderr] 325 |         this.ptr == other.ptr
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ambiguous_wide_pointer_comparisons)]` on by default
[INFO] [stderr] help: use `std::ptr::addr_eq` or untyped pointers to only compare their addresses
[INFO] [stderr]     |
[INFO] [stderr] 325 -         this.ptr == other.ptr
[INFO] [stderr] 325 +         std::ptr::addr_eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stderr]     |
[INFO] [stderr] help: use explicit `std::ptr::eq` method to compare metadata and addresses
[INFO] [stderr]     |
[INFO] [stderr] 325 -         this.ptr == other.ptr
[INFO] [stderr] 325 +         std::ptr::eq(this.ptr.as_ptr(), other.ptr.as_ptr())
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `genrc` (lib) generated 1 warning
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/arc.rs:185:23
[INFO] [stderr]     |
[INFO] [stderr] 185 |         struct Cyclic(Weak<Cyclic>);
[INFO] [stderr]     |                ------ ^^^^^^^^^^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]    --> src/rc.rs:173:23
[INFO] [stderr]     |
[INFO] [stderr] 173 |         struct Cyclic(Weak<Cyclic>);
[INFO] [stderr]     |                ------ ^^^^^^^^^^^^
[INFO] [stderr]     |                |
[INFO] [stderr]     |                field in this struct
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider removing this field
[INFO] [stderr] 
[INFO] [stderr] warning: `genrc` (lib test) generated 3 warnings (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/genrc-abfa4a2dcf9dcaf0)
[INFO] [stdout] 
[INFO] [stdout] running 25 tests
[INFO] [stdout] test arc::tests::test_cmp ... ok
[INFO] [stdout] test arc::tests::test_derived ... ok
[INFO] [stdout] test arc::tests::test_ptr_eq ... ok
[INFO] [stdout] test arc::tests::test_simple ... ok
[INFO] [stdout] test arc::tests::test_cyclic ... ok
[INFO] [stdout] test arc::tests::test_oopsie ... ok
[INFO] [stdout] test arc::tests::test_trait_obj ... ok
[INFO] [stdout] test arc::tests::test_array_to_slice ... ok
[INFO] [stdout] test arc::tests::test_vec_to_slice ... ok
[INFO] [stdout] test arc::tests::test_simpler ... ok
[INFO] [stdout] test arc::tests::test_weak ... ok
[INFO] [stdout] test arc::tests::test_new_unique ... ok
[INFO] [stdout] test rc::tests::test_array_to_slice ... ok
[INFO] [stdout] test rc::tests::test_cmp ... ok
[INFO] [stdout] test rc::tests::test_cyclic ... ok
[INFO] [stdout] test rc::tests::test_derived ... ok
[INFO] [stdout] test rc::tests::test_new_unique ... ok
[INFO] [stdout] test rc::tests::test_oopsie ... ok
[INFO] [stdout] test rc::tests::test_project_mut ... ok
[INFO] [stdout] test rc::tests::test_ptr_eq ... ok
[INFO] [stdout] test rc::tests::test_simple ... ok
[INFO] [stdout] test rc::tests::test_simpler ... ok
[INFO] [stderr]    Doc-tests genrc
[INFO] [stdout] test rc::tests::test_trait_obj ... ok
[INFO] [stdout] test rc::tests::test_vec_to_slice ... ok
[INFO] [stdout] test rc::tests::test_weak ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 25 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 202) ... ok
[INFO] [stdout] test src/genrc.rs - genrc::Genrc<'a,T,C,Global,true>::from_mut_ref (line 382) ... ok
[INFO] [stdout] test src/lib.rs - (line 10) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/lib.rs - (line 123) ... ok
[INFO] [stdout] test src/genrc.rs - genrc::Genrc<'a,T,C,Global,false>::from_ref (line 186) ... ok
[INFO] [stdout] test src/lib.rs - (line 169) ... ok
[INFO] [stdout] test src/lib.rs - (line 149) ... ok
[INFO] [stdout] test src/lib.rs - (line 92) ... ok
[INFO] [stdout] test src/lib.rs - (line 53) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.20s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "82555edfe77918382a2de66563a8e2c33d68005e2e08bcd87f0ea0db20b07b21", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82555edfe77918382a2de66563a8e2c33d68005e2e08bcd87f0ea0db20b07b21", kill_on_drop: false }`
[INFO] [stdout] 82555edfe77918382a2de66563a8e2c33d68005e2e08bcd87f0ea0db20b07b21